package com.sx.art2.mapper;

import java.util.List;

import com.sx.art2.beans.Stock;

public interface StockMapper {
	public  List<Stock> list();
	public void add(Stock stock);
    public void delete(int stockId);
    public void update(Stock stock);
	public List<Stock> list2(String adddate);
	public Stock selectById(int id);
	public int select();

}
